Thread pool core source code analysis
ThreadPoolExecutor thread pool source code 1, Basic knowledge Operation of & and | in java &It is the final result of all binary digits "and". The rule of "and" is to get 1 when both are 1, otherwise it will get 0 |It is the final result of all binary digits "or". The rule of "or" is that if onUTF-8...
Posted by ZachMEdwards on Sat, 15 May 2021 03:29:42 +0930
N code to master N kinds of Java multithreading development posture
N code to master N kinds of Java multithreading development posture synchronized related The lock is created independently for the object = = > should be made into static class object class T { private int count =10; private Object o=new Object(); public void m(){ //To execute the following codUTF-8...
Posted by don_s on Sun, 16 May 2021 06:49:34 +0930
What is Java multithreading
Multithreading Program, process, thread Procedure Static~ Bilibili Process The process of a program running is dynamic~ Video playback Thread A process contains multiple threads, and each thread independently executes the image, audio and subtitle in the video at the same time Multithreading SiUTF-8...
Posted by jawinn on Mon, 17 May 2021 05:14:31 +0930
synchronized underlying implementation principles
synchronized underlying implementation principles Foundation for synchronized implementation Java Object HeaderMonitor Layout of objects in memory Object HeaderInstance dataAlignment Fill Structure of Object Header Mark Word Monitor: Every Java object has an invisible lock by nature CompetitionUTF-8...
Posted by fr0mat on Sat, 22 May 2021 02:05:53 +0930
Thread security - Concurrent Basics
brief introduction When multiple threads access a class, the class can always show the correct behavior, so the class is thread safe. catalogue This time is divided into three steps: the relevant knowledge points are put in the brain map at the end of the article. If you want to see the conclusUTF-8...
Posted by oops73 on Wed, 26 May 2021 06:30:03 +0930
8 basic knowledge of thread
Thread 8 basic knowledge - Summary of interview questions 1. How many ways to implement threads? There are two, but only one in essence; Inherit Thread class and implement Runnable interface. Their implementation of Thread is nothing more than through these two ways 2. Which is a good way to imUTF-8...
Posted by dynamicallystatic on Fri, 28 May 2021 02:10:30 +0930
Lock Strategy Summary
Optimistic lock Optimistic lock: it thinks that there is no concurrency conflict in general, so concurrency conflict will be detected only when data is updated. If there is no conflict, it will be modified directly. If there is a conflict, it will return failure. CAS (Compare And Swap) V (memorUTF-8...
Posted by Hokus on Sat, 29 May 2021 06:39:40 +0930
Task, Service and ScheduledService of JavaFX multithreading
1, Development environment IntelliJ IDEA 2020.2.3 + JDK 1.8 + JavaFX Scene Builder 2.0 2, javafx.concurrent package JavaFX scenario diagram represents the graphical user interface of JavaFX application. It is not thread safe and can only be accessed and modified from UI thread (also known as JUTF-8...
Posted by x2fusion on Sun, 30 May 2021 04:04:54 +0930
Programming Model for Single Thread+Asynchronous I/O: Protocol
One of the most important improvements in I/O operations in modern operating systems is to support asynchronous I/O.If you take full advantage of the asynchronous I/O support provided by the operating system, you can perform multitasks using a single-process, single-threaded model, a new modelUTF-8...
Posted by otuatail on Wed, 02 Jun 2021 01:35:26 +0930
In depth understanding of Java multithreading lock, lock tools, concurrency container
JUC provides a set of Lock objects: Lock interface, abstractqueuedsynchronizer, ReentrantLock, ReentrantReadWriteLock, Condition and LockSupport. Personal blog: https://www.elltor.com/archives/112.html Welcome to visit, learn from each other and make progress together 👋 Lock interface Lock intUTF-8...
Posted by sherrilljjj on Wed, 02 Jun 2021 03:10:59 +0930